Perhaps you should try some spelling variations:
chears » clears, hears, shears
cheath » sheath, creath, cheatham, cheaph, wheath, chath, cdeath, cheat
cheats » cheaps, wheats, chats
cheat » cheap, wheat, chat
cheads » heads, aheads, cheaps
heath » death, heat

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: "(cheats OR (chears OR (((cheath OR cheat) OR cheads) OR heath))) of mixing AND (solution" or solutions").
• Removing quotes may allow a broader search: (cheats or (chears or (((cheath or cheat) or cheads) or heath))) of mixing and (solution or solutions ).
• Adding a wildcard symbol may retrieve word variants: "(cheats or (chears or (((cheath or cheat) or cheads) or heath))) of mixing and (solution" or solutions")*.